Same price ≈ US$680
- Base station All-in-one dock (empty + wash) vs Charging dock
- Charging time 210 min vs 360 min
- Clean water tank (dock) 4.5 l vs 4 l
- Dustbin (robot) 250 ml vs 300 ml
10 robot vacuum and mop combos at a similar price that compete with the Ultimate 800 — what each does better, what it gives up and how the price compares.